Coal

Picrite

Properties of Coal and Picrite

Coal

Picrite

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1 Properties

1.1 Physical Properties

1.1.1 Hardness

1-1.5

6.8

1.1.2 Grain Size

Medium to Fine Coarse Grained

Fine Grained

1.1.3 Fracture

Conchoidal

Uneven

1.1.4 Streak

Black

White, Greenish White or Grey

1.1.5 Porosity

Less Porous

1.1.6 Luster

Dull to Vitreous to Submetallic

Subvitreous to Dull

1.1.7 Compressive Strength

Properties of F..

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Not Available

Rank: N/A (Overall)▶

189.00 N/mm²

Rank: 11 (Overall)▶

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Properties of Obsidian

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175 (Properties of..)

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1.1.8 Cleavage

Non-Existent

Imperfect

1.1.9 Toughness

Not Available

2.1

1.1.10 Specific Gravity

1.1-1.4

2.75-2.92

1.1.11 Transparency

Opaque

1.1.12 Density

1100-1400 g/cm³

1.5-2.5 g/cm³

1.2 Thermal Properties

1.2.1 Specific Heat Capacity

Properties of B..

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1.32 kJ/Kg K

Rank: 4 (Overall)▶

0.88 kJ/Kg K

Rank: 13 (Overall)▶

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Properties of Granulite

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1.09 (Properties of..)

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1.2.2 Resistance

Heat Resistant

Coal vs Picrite Properties

Properties of Coal and Picrite play an important role in determining the type of rock. Along with Coal vs Picrite properties, get to know more about Coal Definition and Picrite Definition. For the ease of understanding, the properties of rocks are divided into physical and thermal properties. Rocks have a variety of properties like hardness, color, specific gravity, fracture, cleavage, luster etc. Know all about physical and thermal properties of Coal and Picrite.